package com.sf.common;

import java.util.HashMap;
import java.util.Map;
/**
 * 自定义返回对象
 * @author swcks
 *
 */
public class R extends HashMap<String,Object>{
	public R() {
		super.put("code", 0);
	}
	
	public static R error(int code) {
		return error(code,"系统异常,请稍后重试");
	}
	
	public static R error(String msg) {
		return error(500,msg);
	}
	
	public static R error(int code,String msg) {
		R r = new R();
		r.put("code", code);
		r.put("msg", msg);
		return r;
	} 
	
	public static R ok() {
		return new R();
	}
	
	public static R ok(String msg) {
		R r = new R();
		r.put("msg", msg);
		return r;
	}
	
	public static R ok(Map<String,Object> map) {
		R r = new R();
		r.putAll(map);
		return r;
	}
	
	public R put(String key,Object value) {
		super.put(key, value);
		return this;
	}
}
